CVE-2021-35030

published 2021-07-26

CVE-2021-35030: A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an…

Priority P4 14 medium 4.3 CVSS 3.1

AV A AC L PR H UI R S C C L I L A N

A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a cross-site scripting (XSS) attack via a crafted LLDP packet.

Affected

13 ranges

Vendor	Product	Version range	Fixed in
zyxel	gs1900-10hp_firmware	< 2.70	2.70
zyxel	gs1900-16_firmware	< 2.70	2.70
zyxel	gs1900-24_firmware	< 2.70	2.70
zyxel	gs1900-24e_firmware	< 2.70	2.70
zyxel	gs1900-24ep_firmware	< 2.70	2.70
zyxel	gs1900-24hp_firmware	< 2.70	2.70
zyxel	gs1900-24hpv2_firmware	< 2.70	2.70
zyxel	gs1900-48_firmware	< 2.70	2.70
zyxel	gs1900-48hp_firmware	< 2.70	2.70
zyxel	gs1900-48hpv2_firmware	< 2.70	2.70
zyxel	gs1900-8_firmware	< 2.70	2.70
zyxel	gs1900-8_firmware	—	—
zyxel	gs1900-8hp_firmware	< 2.70	2.70

CVSS provenance

nvd v3.1 4.3 MEDIUM CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

nvd v2.0 2.3 LOW AV:A/AC:M/Au:S/C:N/I:P/A:N

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CWE-79